diff --git a/flex.changes b/flex.changes
index 7b6a8ae..995ff92 100644
--- a/flex.changes
+++ b/flex.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Dec 10 12:34:56 CET 2008 - olh@suse.de
+
+- use Obsoletes: -XXbit only for ppc64 to help solver during distupgrade
+  (bnc#437293)
+
 -------------------------------------------------------------------
 Thu Oct 30 12:34:56 CET 2008 - olh@suse.de
 
diff --git a/flex.spec b/flex.spec
index b1436e4..e08e960 100644
--- a/flex.spec
+++ b/flex.spec
@@ -30,12 +30,9 @@ AutoReqProv:    on
 %ifarch ppc64
 Obsoletes:      flex-64bit
 %endif
-%ifarch  %ix86 ppc
-Obsoletes:      flex-32bit
-%endif
 #
 Version:        2.5.35
-Release:        42
+Release:        43
 Summary:        Fast Lexical Analyzer Generator
 Source:         %{name}-%{version}.tar.bz2
 Source1:        lex-wrapper.sh
@@ -102,6 +99,9 @@ rm -rf $RPM_BUILD_ROOT
 %install_info_delete --info-dir=%{_infodir} %{_infodir}/%{name}.info.gz
 
 %changelog
+* Wed Dec 10 2008 olh@suse.de
+- use Obsoletes: -XXbit only for ppc64 to help solver during distupgrade
+  (bnc#437293)
 * Thu Oct 30 2008 olh@suse.de
 - obsolete old -XXbit packages (bnc#437293)
 * Thu Apr 10 2008 ro@suse.de